Management of Major Blueberry Diseases - The Southern Region ...

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Phosphonatesv Target site is still listed as unknown(FRAC).v Fosetyl-Al (Aliette) is a primary wellknownfungicide in this class, butphosphorous acid is the primary endproduct which is thought to be active.
2004 Leaf Spot Trial ResultsPotassiumphosphiteSeptoria leaf Dipotassium spot Anthracnose phosphateFungicide and rate/A Incidence Severity Incidence Severity Defoliation1) Untreated Check 26.8 a 1.3 a 66.4 a 21.9 a 60.0 a2) Aliette 5 lb 0.0 b 0.0 b 11.6 c 2.0 bc 10.4 b3) ProPhyt 4 pt 0.4 b 0.0 b 12.0 c 1.1 c 12.4 bc4) Biophos 4 pt 0.4 b 0.0 b 22.4 b 3.9 b 22.0 b5) Cabrio 20EG 14 oz 0.0 b 0.0 b 8.0 c 0.5 c 10.8 c6) Cabrio 20EG 14 ozalternated with ProPhyt4 pt (2 applicationseach)0.0 b 0.0 b 13.2 c 1.1 c 11.6 bc7) Manzate 75DF 3 lb 1.2 b 0.0 b 9.2 c 0.1 c 13.0 bcLSD (P = 0.05) 7.8 0.4 8.2 2.2 10.9Application dates were 12 Jun, 28 Jun, 12 Jul, and 27 Jul.Dipotassium phosphonate +
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Management of MajorBlueberry Diseas
Page 3 and 4:
aRing nematode counts per 100 cc so
Page 6: Mummy Berryv GA blueberries are pri
Page 9: Indar, Orbit, or TiltandPristine
Page 12 and 13: Ripe Rot Trial ResultsTreatment and
Page 14 and 15: Effect of fungicide treatments on t
Page 16 and 17: Botrytis Blight and Fruit Rot(Botry
Page 18 and 19: OverwinteringBotrytisSclerotiaAPS P
Page 20 and 21: Young leaves are infected through c
Page 22 and 23: Switch, Elevate,CaptEvate, Pristine
Page 24 and 25: Anthracnose (Ripe) Rot
Page 27 and 28: Alternaria Fruit RotAlternaria spp.
Page 29 and 30: Post-Harvest Cooling and RotsPostha
Page 31 and 32: Primary Blueberry Leaf Spotsin Geor
Page 35: Anthracnose Leaf Spotv Caused byGlo
Page 38 and 39: Anthracnose Leaf Spot(Second Type)v
Page 40 and 41: APS Press; Diseases of Small Fruits
Page 42 and 43: Non-PathogenicLeaf Spotsv Most comm
Page 44 and 45: 2003 Leaf Spot Susceptibility Ratin
Page 46 and 47: Disease severityWhat are the effect
Page 48 and 49: SummaryTotal fruit weight (g per sh
Page 50 and 51: Southern Highbush Blueberry Defolia
Page 52 and 53: Georgia currently has 24C state lab
Page 54 and 55: Aluminum tris (O-ethyl phosphonate)
Page 58 and 59: Fungicide and rate/A2005 Leaf Spot
Page 60 and 61: Phytophthora Root Rot(Phytophthora
Page 62: Pythium irregulareOogonium of Pythi
Page 65 and 66: APS Press; Diseases of Small Fruits
Page 67 and 68: Experimental Phosphonatesv ProPhyt
Page 69 and 70: 2005 Root Rot ResultsFungicide and
Page 71 and 72: 2006 Phytophthora Root Rot Trialv R
Page 74 and 75: 2006 Results* Griffin, GA Alapaha,
Page 77: APS Press; Diseases of Small Fruits
Page 80 and 81: Lessons Learnedv Fertility levels a
Page 82: Necrotic Ringspot VirusAPS Press; D
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